TLC2942 Datasheet, PDF (14/28 Pages) Texas Instruments – HIGH-PERFORMANCE DUAL PHASE-LOCKED LOOP BUILDING BLOCK

TLC2942
HIGH-PERFORMANCE DUAL PHASE-LOCKED LOOP BUILDING BLOCK
SLAS146B – NOVEMBER 1996 – REVISED JUNE 1997
TYPICAL CHARACTERISTICS
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
40
VDD = 3 V
RBIAS = 4.3 kΩ
30
75°C
20
25°C
– 20°C
VCO OSCILLATION FREQUENCY
vs
VCO CONTROL VOLTAGE
80
VDD = 5 V
RBIAS = 3.3 kΩ
60
40
25°C
10
20
75°C
– 20°C
0
0
1
2
3
VI _(VCOIN) – VCO Control Voltage – V
Figure 10
0
0
1
2
3
4
5
VI _(VCOIN) – VCO Control Voltage – V
Figure 11
VCO OSCILLATION FREQUENCY
vs
BIAS RESISTOR
30
VDD = 3 V
VCOIN = 1/2 VDD
TA = 25°C
25
VCO OSCILLATION FREQUENCY
vs
BIAS RESISTOR
60
VDD = 5 V
VCOIN = 1/2 VDD
TA = 25°C
50
20
40
15
30
10
2
2.5
3
3.5
4
4.5
RBIAS – Bias Resistor – kΩ
Figure 12
20
1.5
2
2.5
3
3.5
RBIAS – Bias Resistor – kΩ
Figure 13
14
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